4.2 Study guide Flashcards
1
Q
What is the difference between a leading and a lagging strand?
A
A leading strand has a continuously moving Replication while lagging strands have to do the Replication process in fragments, so hopping on and off of the strand.
2
Q
Helicase:
A
breaks apart helix, splits in half
3
Q
Primase:
A
lays down primers
4
Q
polymerase III:
A
adds nucleotides together
5
Q
Polymerase I:
A
removes primers and adds DNA
6
Q
Ligase:
A
bonds sugar and phosphate
7
Q
3’ and 5’
A
5’: phosphate group
3’: hydroxyl
